US2702715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Threaded extensible pipe coupling for insertion between and connection to fixed members of a pipe line
Assignee: Individual
•
Filing: 1949-06-24
•
Granted: 1955-02-22
•
Expires: 1969-06-24
Abstract
No abstract record available.
Inventors
- 👤 Andrews Forrest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:41
CPC Classifications
F; F16; F16L; F16L15/00; F16L15/02; Y; Y10; Y10T; Y10T279/00; Y10T279/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US139203A
Cited
US176796A
Cited
US205712A
Cited
US969358A
Cited
US1957784A
Cited
GB567770A
Cited
US2467079A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-21 | 1958-08-23 | 1959-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-21 | 1962-08-23 | 1963-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-21 | 1966-08-23 | 1967-02-22 | $7700.00 | Window Closed / Lapsed |